Which statement provides the best explanation for India's involvement in World War 1? India didn't have many soldiers so the casualties would be limited
India was also being threatened by German aggression at home
Britain was allied with India and called upon them for help
Indian soldiers had been trained under British military and were enlisted to fight for their colonial ruler

the correct answer is “opportunity cost”. opportunity cost is what a company misses out because it decided in one option over another one. in this case, the company decided to invest in building a factory so it gave up another possible benefit or profit in order to achieve success with the factory.  

trade-off is not the correct answer since it is a situation in which you accept losing something in return for benefits in other areas.

and finally, consequence is a general term used to accept what it comes when you make a decision. it can be a positive or negative consequence depending if the decision you took was the correct one.  

1.d 2.a c.!

democracy

explanation:

a. poison gas was sprayed over battlefields by airplanes to weaken enemy positions before major attacks.